diff --git a/setup.py b/setup.py
index 043cd044a7..3249e87a96 100755
--- a/setup.py
+++ b/setup.py
@@ -33,7 +33,7 @@ setup(
install_requires=[
"syutil==0.0.2",
"matrix_angular_sdk==0.6.0",
- "Twisted>=14.0.0",
+ "Twisted==14.0.2",
"service_identity>=1.0.0",
"pyopenssl>=0.14",
"pyyaml",
diff --git a/synapse/python_dependencies.py b/synapse/python_dependencies.py
index 4182ad990f..826a36f203 100644
--- a/synapse/python_dependencies.py
+++ b/synapse/python_dependencies.py
@@ -6,7 +6,7 @@ logger = logging.getLogger(__name__)
REQUIREMENTS = {
"syutil==0.0.2": ["syutil"],
"matrix_angular_sdk==0.6.0": ["syweb>=0.6.0"],
- "Twisted>=14.0.0": ["twisted>=14.0.0"],
+ "Twisted==14.0.2": ["twisted==14.0.2"],
"service_identity>=1.0.0": ["service_identity>=1.0.0"],
"pyopenssl>=0.14": ["OpenSSL>=0.14"],
"pyyaml": ["yaml"],
|